The following varieties of roses are easy to buy and grow well in San Diego County. They are classified by growth habit (hybrid tea, grandiflora, floribunda, climber, shrub and miniature) and by height of growth (tall – over 5 feet in late summer; medium – 3 to 5 feet; and low – under 3 feet). Especially fragrant roses and good exhibition roses are noted. So are nonpatented or out-of-patent varieties, which cost about 50 percent less than patented roses.